* {
    margin: 0;
    padding: 0;
}

.middle {
    height: 880px;
    border: 1px solid red;
    margin: 50px auto;
    width: 1200px;
    overflow: hidden;
}

.company-introduce {
    height: 40px;
    border-bottom: 1px solid red;
    font-family: 仿宋;
    line-height: 40px;
    font-size: 25px;
    padding: 15px;
}

.middle > div:nth-child(2) {
    padding: 15px;
}

.middle > div:nth-child(2) p {
    text-indent: 3em;
    line-height: 30px;
    margin-bottom: 30px;
}
/*--------------------------轮播------------------------------*/
.company-img {
    width: 300%;
    height: 300px;
    animation: move 10s linear 0s infinite normal;
}

@keyframes move {
    from {
        margin-left: 0;
    }
    to {
        margin-left: -800px;
    }
}